18 Best Hair Treatments for Healthy Hair

No. 18: Garnier Fructis Sleek and Shine Moroccan Sleek Oil Treatment, $4.69TotalBeauty.com average reader rating: 9.0*
Why it's great: Readers love that this product has multiple uses. "I use this product on my hair wet, dry, add it to my products when I wash my hair, apply it as a leave-in treatment oil, you name it," explains one reviewer. "It makes my hair silky, soft ... conditioned but without any oil[y] feel." Reviewers claim this budget-friendly product also "works as well" as brand-name products. Another reviewer likes how it controls her unruly hair, explaining that "[her] frizz was less noticeable and flat-ironing was easier."